Stateful inspection throughput (maximum¹)

Up to 150 Mbps

IPS throughput²

Up to 75 Mbps with AIP‑SSC-5

Maximum 3DES/AES VPN Throughput3

Up to 100 Mbps

Users or nodes

Unlimited

Maximum Site-to-Site and IPsec IKEv1 Client VPN User Sessions³

10/25 (requires Security Plus license)

Maximum Cisco AnyConnect^® or Clientless VPN User Sessions⁴

25 (Requires AnyConnect Plus/Apex license. Apex license required for clientless VPN)

Cisco Cloud Web Security users

25

Concurrent connections

10,000; 25,000*

New connections per
second

4000

Virtual interfaces (VLANs)

3 (trunking disabled)/
20 (trunking enabled)*

Security contexts (included/maximum)⁴

Not available

High availability

Not supported*

Expansion slot

1 SSC

USB 2.0 ports

3 (1 on front, 2 on rear)

Integrated I/O

8 Fast Ethernet with 2 PoE ports

Serial ports

1 RJ-45 console

Memory

512 MB

Minimum system flash

128 MB

System bus

Multibus architecture

Temperature

32 to 104°F (0 to 40°C)

Relative humidity

5 to 95 percent noncondensing

Altitude

Designed and tested for 0 to 9840 ft (3000 m); agency approved for 2000 m

Shock

1.14 m/sec (45 in./sec) 1/2 sine input

Vibration

0.41 Grms2 (3 to 500 Hz) random input

Acoustic noise

60 dBa max

Temperature

-13 to 158ºF (-25 to 70ºC)

Relative humidity

5 to 95 percent noncondensing

Altitude

0 to 15,000 ft (4570m)

Shock

30G

Vibration

0.41 Grms2 (3 to 500 Hz) random input

AC range line voltage

100 to 240 VAC

AC normal line voltage

100 to 240 VAC

AC current

1.8A

AC frequency

50/60 Hz

Dual-power supplies

None

DC domestic line voltage

See the ASA 5500 Series Hardware Installation Guide

DC international line voltage

See the ASA 5500 Series Hardware Installation Guide

DC current

See the ASA 5500 Series Hardware Installation Guide

Steady state

20W

Maximum peak

96W

Maximum heat dissipation

72 BTU/hr

Form factor

Desktop

Dimensions (HxW x D)

1.75 x 7.89 x 6.87 in. (4.45x 20.04 x 17.45 cm)

Weight (with AC power supply)

4.0 lb (1.8 kg)

Safety

UL 60950, CSA C22.2 No. 60950, EN 60950 IEC 60950, AS/NZS60950

Electromagnetic compatibility (EMC)

With DOE6 power supply: CE marking, FCC Part 15 Class A, AS/NZS CISPR22 Class A, VCCI Class A, EN55022 Class A, CISPR22 Class A

With DOE5 power supply: CE marking, FCC Part 15 Class B, AS/NZS CISPR22 Class B, VCCI Class B, EN55022 Class B, CISPR22 Class B

Industry certifications

FIPS 140-2 Level 2

In process: Common Criteria EAL4+ US DoD Application-Level Firewall for Medium-Robustness Environments, and Common Criteria EAL4 for IPsec/SSL VPN